madisonnance1 madisonnance1
  • 02-06-2018
  • Mathematics
contestada

what is r in this equation?
πr^2=42π

Respuesta :

aosera
aosera aosera
  • 02-06-2018
r in this equation refers to the radius

[tex] {\pi r}^{2} = 42\pi \\ {r}^{2} = \frac{42\pi}{\pi} \\ r = \sqrt{42 } \\ r = 6.480740698 [/tex]
Answer Link

Otras preguntas

You have read the text Caring for Concussions: More Than a Bump on the Head, in which the author presents information about the impacts of the most common type
Read the statements' then, choose the correct answer. Martin Van Buren did not believe it was wise at the time. The abolitionists were powerful and opposed it.
Tariffs and quotas are similar because they both : Will give Brainliest
All of the following are changes that occur in the body during exercise EXCEPT: A. Blood pressure decreases B. Breathing rate increases D. Heart rate increases
Discuss importance of good communication system​
Is south korea in east asia?​
Why did de Kooning and Pollock have a rivalry? Question 5 options: It was because de Kooning married Elaine It was because de Kooning spent more time, some even
Current research finds that younger adults can hold between ________ items in short-term (working) memory if they do not use any type of retention strategy
The length of the hypotenuse of a 30°-60°-90° triangle is 4. Find the perimeter.
Hello I need help on this math question​